Genetics

Single gene controls jet lag

Scientists at the Salk Institute for Biological Studies have identified a gene that regulates sleep and wake rhythms.

Obstetrics & gynaecology

Experts lay out options for menopause symptoms

(HealthDay)—Women bothered by hot flashes or other effects of menopause have a number of treatment options—hormonal or not, according to updated guidelines from the American College of Obstetricians and Gynecologists.

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